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Sand Gulch Prospect No. 2

Prospect in Fremont county in Colorado, United States with commodity Stone, Crushed/Broken
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10013402
MRDS ID D009674
Record type Site
Current site name Sand Gulch Prospect No. 2

Geographic coordinates

Geographic coordinates: -105.6578, 38.42029 (WGS84)
Elevation 2316
Relative position measured from Coker's descriptions; 3.4 MILES N 14 E OF COTOPAXI

Site location context

Political divisions (FIPS codes)

Fremont(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Arkansas Mountain(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CO)

Bureau of Land Management CO BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Colorado Fremont

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 048N 012E 08 SW OF SW Colorado

Comments on the location information

  • NORTH OF COTOPAXI ON BERNARD CREEK ROAD 1.5 MILES TO SAND GULCH CUTOFF. FOLLOW RIGHT FORK TO END OF ROAD AND PROSPECT ; INFO FROM LAND.ST :(1976)
  • Located 0.25 mi north of Carson Mining Company prospect.

Commodities

Commodity Importance
Stone, Crushed/Broken Primary

Materials information

Materials Type of material
Gold Ore
Hematite Ore
Silver Ore
Sphalerite Ore
Feldspar Gangue
Quartz Gangue

Alteration

  • (Local) Altered Biotite Gneiss; Kaolinization

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (youngest) Paleoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Granodiorite Of Boulder Creek Age
    Rock description Granodiorite Of Boulder Creek Age
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Migmatitic Gneiss
    Rock description Migmatitic Gneiss

Nearby scientific data

(1) -105.6578, 38.42029
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Northern Wet Mountains, Canon City Embayment, Thirtynine Mile Volcanic Field
Type of structure Local
Structure description Cotopaxi Fault

Controls for ore emplacement

  • Faults, Fault Intersections; Shear Zones

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Non-metallic
Deposit size Small
Significant No

Land status

Ownership category BLM Administrative Area

Workings at the site

  • Type of workings Surface
    Length 70.1M

Comments on the workings information

  • LARGE, HORSESHOE-SHAPED PIT WITH WEST LEG 80 FT LONG, EAST LEG 150 FT LONG

Reference information

Bibliographic references

  • Deposit

    COKER, R. J., 1982, MINERAL RESOURCES OF THE ARKANSAS CANYON PLANNING UNIT WITH SPECIAL EMPHASIS ON THE FORMER GRAPE CREEK WILDERNESS STUDY AREAS AND THE MCINTYRE HILLS WILDERNESS STUDY AREA: US BLM MINERAL REPORT, P. 100

  • Deposit

    TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A. AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1: 62,500.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1982 Collins, Donna B. Colorado Geological Survey
Updater 02-JUN-2004 Keller, John W. Colorado Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.